19402558

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 34421760

約数和(自身を除く): 15019202

約数列:

[1, 2, 7, 14, 53, 79, 106, 158, 331, 371, 553, 662, 742, 1106, 2317, 4187, 4634, 8374, 17543, 26149, 29309, 35086, 52298, 58618, 122801, 183043, 245602, 366086, 1385897, 2771794, 9701279, 19402558]

約数ペア:

[(1, 19402558), (2, 9701279), (7, 2771794), (14, 1385897), (53, 366086), (79, 245602), (106, 183043), (158, 122801), (331, 58618), (371, 52298), (553, 35086), (662, 29309), (742, 26149), (1106, 17543), (2317, 8374), (4187, 4634)]